PT84927B - ELECTRONIC SYSTEM D: POWER SUPPLY FOR ELECTRODE FLUORESCENT TUBES - Google Patents
ELECTRONIC SYSTEM D: POWER SUPPLY FOR ELECTRODE FLUORESCENT TUBESInfo
- Publication number
- PT84927B PT84927B PT84927A PT8492787A PT84927B PT 84927 B PT84927 B PT 84927B PT 84927 A PT84927 A PT 84927A PT 8492787 A PT8492787 A PT 8492787A PT 84927 B PT84927 B PT 84927B
- Authority
- PT
- Portugal
- Prior art keywords
- power supply
- electronic system
- fluorescent tubes
- electrode fluorescent
- electrode
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
- H05B41/28—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
- H05B41/295—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices and specially adapted for lamps with preheating electrodes, e.g. for fluorescent lamps
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
- H05B41/28—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
- H05B41/282—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices
- H05B41/2825—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices by means of a bridge converter in the final stage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S315/00—Electric lamp and discharge devices: systems
- Y10S315/07—Starting and control circuits for gas discharge lamp using transistors
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8607508A FR2599208A1 (en) | 1986-05-23 | 1986-05-23 | ELECTRONIC POWER SYSTEM FOR ELECTRODE FLUORESCENT TUBES |
Publications (2)
Publication Number | Publication Date |
---|---|
PT84927A PT84927A (en) | 1987-06-01 |
PT84927B true PT84927B (en) | 1989-07-20 |
Family
ID=9335637
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT84927A PT84927B (en) | 1986-05-23 | 1987-05-21 | ELECTRONIC SYSTEM D: POWER SUPPLY FOR ELECTRODE FLUORESCENT TUBES |
Country Status (15)
Country | Link |
---|---|
US (1) | US4945289A (en) |
EP (1) | EP0247002A1 (en) |
JP (1) | JPH01500628A (en) |
KR (1) | KR880701517A (en) |
CN (1) | CN87103817A (en) |
AU (1) | AU7358787A (en) |
DK (1) | DK28888D0 (en) |
FI (1) | FI880275A (en) |
FR (1) | FR2599208A1 (en) |
IL (1) | IL82597A0 (en) |
MA (1) | MA20979A1 (en) |
PT (1) | PT84927B (en) |
TN (1) | TNSN87068A1 (en) |
WO (1) | WO1987007469A1 (en) |
YU (1) | YU92387A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4945278A (en) * | 1988-09-20 | 1990-07-31 | Loong-Tun Chang | Fluorescent tube power supply |
CN100383616C (en) * | 2004-12-30 | 2008-04-23 | 鸿富锦精密工业(深圳)有限公司 | LCD circuit |
CN102325400A (en) * | 2011-06-16 | 2012-01-18 | 台达电子企业管理(上海)有限公司 | Light modulating system and damping circuit thereof |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3890537A (en) * | 1974-01-02 | 1975-06-17 | Gen Electric | Solid state chopper ballast for gaseous discharge lamps |
KR810001421B1 (en) * | 1980-03-18 | 1981-10-20 | 주식회사 금파전자 연구소 | Electronic inverter for fluorescent lamp |
NL8004175A (en) * | 1980-07-21 | 1982-02-16 | Philips Nv | FREQUENCY CONVERTER FOR POWERING AN ELECTRODE Discharge Lamp. |
DE3101568C2 (en) * | 1981-01-20 | 1986-01-09 | Wollank, Gerhard, Prof. Dipl.-Phys., 5040 Brühl | Circuit arrangement for operating low-pressure discharge lamps with adjustable luminous flux |
US4562383A (en) * | 1981-07-31 | 1985-12-31 | Siemens Aktiengesellschaft | Converter |
DE3202445A1 (en) * | 1982-01-26 | 1983-08-04 | Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen | Circuit arrangement for supplying a fluorescent tube |
US4481460A (en) * | 1982-02-08 | 1984-11-06 | Siemens Aktiengesellschaft | Inverter with charging regulator having a variable keying ratio |
DE3235381A1 (en) * | 1982-09-24 | 1984-03-29 | Jürgen 5650 Solingen Rensch | Light, in particular signalling light for water vehicles |
US4527098A (en) * | 1983-01-28 | 1985-07-02 | General Electric Company | Discrete starter for HID lamp |
AU2708684A (en) * | 1983-05-05 | 1984-11-08 | Dubank Electronics Pty. Ltd. | Electronic ballast and starter |
DE3412944A1 (en) * | 1984-04-06 | 1985-10-17 | Trilux-Lenze Gmbh + Co Kg, 5760 Arnsberg | Electronic ballast for fluorescent lamps |
NL8402351A (en) * | 1984-07-26 | 1986-02-17 | Philips Nv | DC AC CONVERTER FOR POWERING A METAL VAPOR DISCHARGE TUBE. |
WO1987000719A1 (en) * | 1985-07-23 | 1987-01-29 | Wolf, Karl | Circuit for starting and operating at least one low-pressure or high-pressure gas discharge lamp with high-frequnency oscillations |
-
1986
- 1986-05-23 FR FR8607508A patent/FR2599208A1/en not_active Withdrawn
-
1987
- 1987-05-20 JP JP62502914A patent/JPH01500628A/en active Pending
- 1987-05-20 AU AU73587/87A patent/AU7358787A/en not_active Abandoned
- 1987-05-20 IL IL82597A patent/IL82597A0/en unknown
- 1987-05-20 US US07/162,407 patent/US4945289A/en not_active Expired - Fee Related
- 1987-05-20 WO PCT/CH1987/000055 patent/WO1987007469A1/en active Application Filing
- 1987-05-20 EP EP87810304A patent/EP0247002A1/en not_active Withdrawn
- 1987-05-21 PT PT84927A patent/PT84927B/en unknown
- 1987-05-21 MA MA21217A patent/MA20979A1/en unknown
- 1987-05-22 YU YU00923/87A patent/YU92387A/en unknown
- 1987-05-22 TN TNTNSN87068A patent/TNSN87068A1/en unknown
- 1987-05-23 CN CN198787103817A patent/CN87103817A/en active Pending
-
1988
- 1988-01-21 KR KR1019880700066A patent/KR880701517A/en not_active Application Discontinuation
- 1988-01-22 FI FI880275A patent/FI880275A/en not_active IP Right Cessation
- 1988-01-22 DK DK028888A patent/DK28888D0/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
KR880701517A (en) | 1988-07-27 |
FR2599208A1 (en) | 1987-11-27 |
TNSN87068A1 (en) | 1990-01-01 |
IL82597A0 (en) | 1987-11-30 |
AU7358787A (en) | 1987-12-22 |
CN87103817A (en) | 1987-12-16 |
DK28888A (en) | 1988-01-22 |
MA20979A1 (en) | 1987-12-31 |
FI880275A0 (en) | 1988-01-22 |
YU92387A (en) | 1989-10-31 |
EP0247002A1 (en) | 1987-11-25 |
FI880275A (en) | 1988-01-22 |
US4945289A (en) | 1990-07-31 |
PT84927A (en) | 1987-06-01 |
DK28888D0 (en) | 1988-01-22 |
JPH01500628A (en) | 1989-03-01 |
WO1987007469A1 (en) | 1987-12-03 |
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